<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="shortcut icon" href="#"/>
</head>
<body>
    <h1>index</h1>

    <div th:if="${session.account} != null">
        <span th:text="${session.account.username} + ' 欢迎回来'"></span><a href="/logout">退出</a>
    </div>

    <a href="/main">main</a> | <a href="/manage">manage</a> | <a href="/administrator">administrator</a>
</body>
</html>